Reading a book 'How To Be Happy' literally changed Scott Crabtree's life. Choose happiness! is the sound advice from Scott Crabtree. It will make you more creative, resilient and more successful. More great news is that Crabtree tells us that exercise is just as effective as antidepressants for mild depression - no surprises here. From all of the research, Crabtree unearthed he worked out very quickly that he wanted to help others choose happiness. He explains: 'If you want to learn something, you need to teach it'. So that is exactly what he did. By taking action towards something he so strongly believed in, he changed his life and those around him in the most positive of ways forever.